CaesarIA is an open source remake of Caesar III game released by Impressions Games in 1998, it aims to expand the possibilities of the classical city-building simulators and to add new features showing the city life. Now the game work with Windows, Linux, Mac, Haiku and Android.
ANNO is a city-building and economic simulation video game series, with real-time strategy elements.
France
EU
Free (as in freedom) open-source RTS Age of Empires engine. Written from scratch in C++, Python, Cython, Qt/QML, OpenGL/GLSL, Vulkan, ...
Mexico
Tropico is a series of construction and management simulation computer games developed by PopTop Software and published by Gathering of Developers in April 2001. Feral Interactive has developed and published a number of the games.
United States
Join the famous expert strategy game with thousands of real players, directly in your browser.
GermanyEU
In this city-building strategy game, you control a group of exiled travelers who decide to restart their lives in a new land. They have only the clothes on their backs and a cart filled with supplies from their homeland.
United States
Tribal Wars is a browser-based game set in the Middle Ages. Every player controls a small village, striving for power and glory.
GermanyEU
Spring:1944 is a WWII themed game based on the open source Spring Engine. Our goal is to create four fully functional sides (US, Germany, USSR, Britain) with period-accurate units and strengths. Realism is a primary design goal, second only to creating a game that is fun and...
Micropolis is a open city-building simulator game and is based on the original source code of SimCity , which was donated to the One Laptop per Child (OLPC) project by Electronic Arts as free and open source software under the terms of the...
United States
[Link from Wayback Machine: http://web.archive.org/web/20010330133302/http://www.pharaoh1.com/main_index.shtml]
United States
Dominus is a free multiplayer browser strategy game. Grow in power by conquering other player's castles and making them your vassal. Vassals send their lord part of their income. Make everyone in the game your vassal to become the Dominus.
